620 static void srp_unmap_data(struct scsi_cmnd *scmnd,  in srp_unmap_data()  argument
627 	if (!scsi_sglist(scmnd) ||  in srp_unmap_data()
628 	    (scmnd->sc_data_direction != DMA_TO_DEVICE &&  in srp_unmap_data()
629 	     scmnd->sc_data_direction != DMA_FROM_DEVICE))  in srp_unmap_data()
636 	ib_dma_unmap_sg(ibdev, scsi_sglist(scmnd), scsi_sg_count(scmnd),  in srp_unmap_data()
637 			scmnd->sc_data_direction);  in srp_unmap_data()
652 				       struct scsi_cmnd *scmnd)  in srp_claim_req()  argument
657 	if (!scmnd) {  in srp_claim_req()
658 		scmnd = req->scmnd;  in srp_claim_req()
659 		req->scmnd = NULL;  in srp_claim_req()
660 	} else if (req->scmnd == scmnd) {  in srp_claim_req()
661 		req->scmnd = NULL;  in srp_claim_req()
663 		scmnd = NULL;  in srp_claim_req()
667 	return scmnd;  in srp_claim_req()
674 			 struct srp_request *req, struct scsi_cmnd *scmnd,  in srp_free_req()  argument
679 	srp_unmap_data(scmnd, target, req);  in srp_free_req()
689 	struct scsi_cmnd *scmnd = srp_claim_req(target, req, NULL);  in srp_reset_req()  local
691 	if (scmnd) {  in srp_reset_req()
692 		srp_free_req(target, req, scmnd, 0);  in srp_reset_req()
693 		scmnd->result = DID_RESET << 16;  in srp_reset_req()
694 		scmnd->scsi_done(scmnd);  in srp_reset_req()
724 		if (req->scmnd)  in srp_reconnect_target()
894 static int srp_map_data(struct scsi_cmnd *scmnd, struct srp_target_port *target,  in srp_map_data()  argument
907 	if (!scsi_sglist(scmnd) || scmnd->sc_data_direction == DMA_NONE)  in srp_map_data()
910 	if (scmnd->sc_data_direction != DMA_FROM_DEVICE &&  in srp_map_data()
911 	    scmnd->sc_data_direction != DMA_TO_DEVICE) {  in srp_map_data()
914 			     scmnd->sc_data_direction);  in srp_map_data()
918 	nents = scsi_sg_count(scmnd);  in srp_map_data()
919 	scat  = scsi_sglist(scmnd);  in srp_map_data()
924 	count = ib_dma_map_sg(ibdev, scat, nents, scmnd->sc_data_direction);  in srp_map_data()
1027 	if (scmnd->sc_data_direction == DMA_TO_DEVICE)  in srp_map_data()
1036 	if (scmnd->sc_data_direction == DMA_TO_DEVICE)  in srp_map_data()
1138 	struct scsi_cmnd *scmnd;  in srp_process_rsp()  local
1152 		scmnd = srp_claim_req(target, req, NULL);  in srp_process_rsp()
1153 		if (!scmnd) {  in srp_process_rsp()
1164 		scmnd->result = rsp->status;  in srp_process_rsp()
1167 			memcpy(scmnd->sense_buffer, rsp->data +  in srp_process_rsp()
1174 			scsi_set_resid(scmnd, be32_to_cpu(rsp->data_out_res_cnt));  in srp_process_rsp()
1176 			scsi_set_resid(scmnd, be32_to_cpu(rsp->data_in_res_cnt));  in srp_process_rsp()
1178 		srp_free_req(target, req, scmnd,  in srp_process_rsp()
1181 		scmnd->host_scribble = NULL;  in srp_process_rsp()
1182 		scmnd->scsi_done(scmnd);  in srp_process_rsp()
1347 static int srp_queuecommand(struct Scsi_Host *shost, struct scsi_cmnd *scmnd)  in srp_queuecommand()  argument
1358 		scmnd->result = DID_NO_CONNECT << 16;  in srp_queuecommand()
1359 		scmnd->scsi_done(scmnd);  in srp_queuecommand()
1376 	scmnd->result        = 0;  in srp_queuecommand()
1377 	scmnd->host_scribble = (void *) req;  in srp_queuecommand()
1383 	cmd->lun    = cpu_to_be64((u64) scmnd->device->lun << 48);  in srp_queuecommand()
1385 	memcpy(cmd->cdb, scmnd->cmnd, scmnd->cmd_len);  in srp_queuecommand()
1387 	req->scmnd    = scmnd;  in srp_queuecommand()
1390 	len = srp_map_data(scmnd, target, req);  in srp_queuecommand()
1408 	srp_unmap_data(scmnd, target, req);  in srp_queuecommand()
1743 static int srp_abort(struct scsi_cmnd *scmnd)  in srp_abort()  argument
1745 	struct srp_target_port *target = host_to_target(scmnd->device->host);  in srp_abort()
1746 	struct srp_request *req = (struct srp_request *) scmnd->host_scribble;  in srp_abort()
1750 	if (!req || !srp_claim_req(target, req, scmnd))  in srp_abort()
1752 	srp_send_tsk_mgmt(target, req->index, scmnd->device->lun,  in srp_abort()
1754 	srp_free_req(target, req, scmnd, 0);  in srp_abort()
1755 	scmnd->result = DID_ABORT << 16;  in srp_abort()
1756 	scmnd->scsi_done(scmnd);  in srp_abort()
1761 static int srp_reset_device(struct scsi_cmnd *scmnd)  in srp_reset_device()  argument
1763 	struct srp_target_port *target = host_to_target(scmnd->device->host);  in srp_reset_device()
1768 	if (srp_send_tsk_mgmt(target, SRP_TAG_NO_REQ, scmnd->device->lun,  in srp_reset_device()
1776 		if (req->scmnd && req->scmnd->device == scmnd->device)  in srp_reset_device()
1783 static int srp_reset_host(struct scsi_cmnd *scmnd)  in srp_reset_host()  argument
1785 	struct srp_target_port *target = host_to_target(scmnd->device->host);  in srp_reset_host()